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Earn +20 ptsQ: What is 1 seventh of 21?
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What is one seventh plus one third?
1/7 + 1/3 = 3/21 + 7/21 = 10/21
What is one third plus one seventh?
To add one third and one seventh, we need to find a common denominator. The least common multiple of 3 and 7 is 21. So, we can rewrite one third as 7/21 and one seventh as 3/21. Adding these fractions together, we get 7/21 + 3/21 = 10/21. Therefore, one third plus one seventh is 10/21.
What is one third minus one seventh?
1/3 minus 1/7 is 4/21.
What is one seventh divided by three quarters?
1/7 ÷ 3/4 = 1/7 x 4/3 = 4/21
What is one seventh times two thirds?
2/21 is.
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